Coral Reefs Bleach as Oceans Warm

Coral reefs are dying and it's happening faster than scientists predicted. When ocean temperatures

rise just half a degree above normal, coral literally ejects its food source in panic.

These tiny algae called zooxanthellae give coral its vibrant colors and 95% of its energy.

Without them, coral turns ghost white within days. Picture your body rejecting its own

stomach because the room got too hot. That's coral bleaching. The 2016 heatwave

killed 90% of some reefs. Even worse, bleached coral can't reproduce,

meaning damaged reefs struggle to recover. We're not just losing pretty underwater

scenery. We're destroying ocean cities that feed 500 million people and protect